Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quantos fabricantes de kit correspondem à equipe Ittihad Kalba?
 ###Tabelas: CREATE TABLE points_for_the_2008_09_season (points_for_the_2008_09_season_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Pld. INT, Goals INT, Assists INT, Points INT, Pims INT) CREATE TABLE achievements (achievements_id AUTO_INCREMENT PRIMARY KEY, Year INT, Competition VARCHAR, Venue VARCHAR, Position VARCHAR, Event VARCHAR) CREATE TABLE months (months_id AUTO_INCREMENT PRIMARY KEY, English name VARCHAR, Thai name VARCHAR, Abbr. VARCHAR, Transcription VARCHAR, Sanskrit word VARCHAR, Zodiac sign VARCHAR) CREATE TABLE personnel_and_sponsorship (personnel_and_sponsorship_id AUTO_INCREMENT PRIMARY KEY, Team VARCHAR, Chairman VARCHAR, Head Coach VARCHAR, Captain VARCHAR, Kitmaker VARCHAR, Shirt sponsor VARCHAR) CREATE TABLE table_of_federal_taxation_and_spending_by_state (table_of_federal_taxation_and_spending_by_state_id AUTO_INCREMENT PRIMARY KEY, Rank INT, State VARCHAR, Revenue (millions) VARCHAR, Population INT, Revenue per capita VARCHAR, Spending (millions) VARCHAR, Spending per capita VARCHAR, Net contribution per capita VARCHAR, Presidential majority 2000/2004 VARCHAR, Presidential majority 2008 VARCHAR, Presidential majority 2012 VARCHAR, Obamacare: Fed/ State/ Partnership VARCHAR)  
SELECT COUNT Kitmaker FROM personnel_and_sponsorship WHERE Team = Ittihad Kalba